121332230331 has 64 divisors (see below), whose sum is σ = 181956741120. Its totient is φ = 71433308160.

The previous prime is 121332230329. The next prime is 121332230333. The reversal of 121332230331 is 133032233121.

It is an interprime number because it is at equal distance from previous prime (121332230329) and next prime (121332230333).

It is not a de Polignac number, because 121332230331 - 2¹ = 121332230329 is a prime.

It is a super-2 number, since 2×121332230331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121332230333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20891230 + ... + 20897036.

It is an arithmetic number, because the mean of its divisors is an integer number (2843074080).

Almost surely, 2^121332230331 is an apocalyptic number.

121332230331 is a deficient number, since it is larger than the sum of its proper divisors (60624510789).

121332230331 is a wasteful number, since it uses less digits than its factorization.

121332230331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6116.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 121332230331 its reverse (133032233121), we get a palindrome (254364463452).

The spelling of 121332230331 in words is "one hundred twenty-one billion, three hundred thirty-two million, two hundred thirty thousand, three hundred thirty-one".